exhaust
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Joined: Apr 2005
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exhaust
my 96 pst seems to be held back at about 2200 to 3300 rpms and blows white smoke it also makes the tranny shift hard the thing after turbo with a rod connected to , some kind of valve doesnt move but does on my brothers everytime it starts i sprayed it with wd and 2 days later it worked better than it ever had but now is back to same thing i also had my oil changed about 3 days before it worked good. if i put it to the floor in nuetral it flutters from the rpms i said and then cleans out and jumps to 3500 any ideas 96 7.3
Fleet Mechanic
Joined: Oct 2003
Posts: 1,764
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From: CentralEastern Utah
The valve your talking aboutis the Exhaust back pressure valve. it can be simply un-plugged.
Look at this post for how to.....
https://www.ford-trucks.com/forums/s...d.php?t=363437
Look at this post for how to.....
https://www.ford-trucks.com/forums/s...d.php?t=363437
Fleet Owner
Joined: Jun 2004
Posts: 25,090
Likes: 1,112
From: Rio Rico, AZ.
Originally Posted by OGEEEZ
my 96 pst seems to be held back at about 2200 to 3300 rpms and blows white smoke it also makes the tranny shift hard the thing after turbo with a rod connected to , some kind of valve doesnt move but does on my brothers everytime it starts i sprayed it with wd and 2 days later it worked better than it ever had but now is back to same thing i also had my oil changed about 3 days before it worked good. if i put it to the floor in nuetral it flutters from the rpms i said and then cleans out and jumps to 3500 any ideas 96 7.3
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Fleet Owner
Joined: Jun 2004
Posts: 25,090
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From: Rio Rico, AZ.
Originally Posted by OGEEEZ
when i held it to the floor just now it wouldnt go past 2000rpms and just blew white smoke
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